package com.itheima.marking_system.utils;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.itheima.marking_system.pojo.common.R;
import com.itheima.marking_system.pojo.common.request.PictureListRequest;
import com.itheima.marking_system.pojo.entity.ElementEntity;
import com.itheima.marking_system.pojo.entity.PictureEntity;
import com.itheima.marking_system.service.ElementService;
import com.itheima.marking_system.service.PictureService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
public class CommonUtils {



    public static String getUUID() {
        return UUID.randomUUID().toString().replace("-", "");
    }

}
